18744978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{446309}}^1$

素因数の和:446321

約数の個数: 16

約数和(自身を含む): 42845760

約数和(自身を除く): 24100782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 446309, 892618, 1338927, 2677854, 3124163, 6248326, 9372489, 18744978]

約数ペア:

[(1, 18744978), (2, 9372489), (3, 6248326), (6, 3124163), (7, 2677854), (14, 1338927), (21, 892618), (42, 446309)]